Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Pointer light tracking method, program, and recording medium thereof










Image Number 12 for United States Patent #8049721.

A pointer light tracking method wherein all black image and white square images located at four corners of the all black image are projected on the display, the display on which the all black image and the white square images are displayed is shot by a camera, a domain corresponding to the white square image is extracted from the obtained image data, central coordinates (x, y) of the extracted domain are computed, and a parameter necessary in performing distortion correction by use of projection conversion for coordinate expressing the position of the pointer light on the display is computed from the computed central coordinates (x, y) and central coordinates (X, Y) of the white square image.








 
 
  Recently Added Patents
Mobile computing terminal
Method and system for detecting data modification within computing device
Motor device and method of manufacturing the same
System and method for configuring a direct lift control system of a vehicle
Channel marking for chip mark overflow and calibration errors
Broadband optical network apparatus and method
Downhole telemetry system
  Randomly Featured Patents
Insertable applicator having a pivotal finger grip tab
Secondary combustion chamber for an incinerator
Electric motor for a drive mechanism in particular, a pump
Linear motor geometry for use with persistent current magnets
Banding method and apparatus with acceleration of band along floating mandrel aimed toward article to be banded
Telephone calling method and telephone apparatus
Bridge for stringed musical instruments
Combined fireplace tool set and stand therefor
Coated granular fertilizer capable of controlling the effect of temperature upon dissolution-out rate
Variable to variable length entropy encoding